<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<style>
    div {
        width: 100px;
        height: 100px;
        background-color: pink;
    }
</style>
<body>
    <div></div>
    <script>
        var div = document.querySelector('div');
        div.addEventListener('touchstart', function() {
            console.log('我摸了一下');
        });
        div.addEventListener('touchmove', function() {
            console.log('我又摸了一下');
        });
        div.addEventListener('touchend', function() {
            console.log('我离开了哦');
        });
    </script>
</body>
</html>